/**
 * @Author YuanYuan
 * @Date 2022/11/28
 * @Time 19:35
 */
public class Test {
    String color;
    public void Test() {
        color="blue";
    }

    public static void main(String[] args) {
        Test test = new Test();
        test.color="green";
        System.out.println(test.color);
    }
}
